18+ Free Online Tools

Calculate your Net Promoter Score instantly from survey responses.

Determine the right sample size for statistically valid surveys.

Find the margin of error for your survey results.

Check statistical significance of your form A/B tests.

Calculate Customer Satisfaction Score from feedback data.

Measure and benchmark your survey response rate.

Estimate the return on investment of your lead capture forms.

Estimate what a mobile or web app build will cost — platform, complexity, design, features.

Detect leading, loaded, or double-barreled questions.

Get an instant score and improvement tips for any form.

Check your form for WCAG accessibility issues.

Generate survey questions from a topic using AI.

Create GDPR-compliant consent forms in seconds.

Generate liability waivers for events and activities.

Turn any form link into a scannable QR code.

Generate embed code for any form or survey.

Build scored quizzes with instant results, no sign-up.

Create quick polls and share them anywhere.